Master the easy training - become a puzzle-setter With this how-to guide, learn the simple of self-discipline for creating Classic Sudoku puzzles successfully every time.
About the Author YALING ZHENG, Ph.
D., a data scientist, received a doctorate degree from the University of Nebraska-Lincoln, where her studies focused on constraint programming and machine.
An engrossing primer on sudoku as seen from the creator\'s side." - Kirkus Book Review.
A vigorous mental workout. "...
Master the easy training - become a puzzle-setter With this how-to guide, learn the simple of self-discipline for creating Classic Sudoku puzzles successfully every time